package com.example.lotterysystem.dao.mapper;

import com.example.lotterysystem.dao.dataobject.ActivityPrizeDO;
import com.example.lotterysystem.dao.dataobject.ActivityUserDO;
import org.apache.ibatis.annotations.*;

import java.util.List;

/**
 * @auther falls_vc
 * description:
 * @date 2025/6/7  22:40
 */
@Mapper
public interface ActivityUserMapper {
    @Insert("<script> insert into activity_user(activity_id,user_id,user_name,status) " +
            " values " +
            " <foreach collection='items' item='item' index='index' separator=',' >" +
            " (#{item.activityId},#{item.userId},#{item.userName},#{item.status})" +
            " </foreach>" +
            " </script>")
    int batchInsert(@Param("items") List<ActivityUserDO> activityUserDOList);

    @Select("select * from activity_user where activity_id = #{activityId}")
    List<ActivityUserDO> selectByActivityId(@Param("activityId") Long activityId);

    @Select("<script>" +
            " select * from activity_user where activity_id = #{activityId} and user_id in" +
            " <foreach collection='userIds' item='id' open='('  separator=',' close=')'> " +
            "   #{id}" +
            " </foreach>" +
            " </script>")
    List<ActivityUserDO> batchSelectByAUIds(@Param("activityId") Long activityId,
                                            @Param("userIds") List<Long> userIds);

    @Update("<script>" +
            " update activity_user set status=#{status} where activity_id = #{activityId} and user_id in" +
            " <foreach collection='userIds' item='id' open='('  separator=',' close=')'> " +
            "   #{id}" +
            " </foreach>" +
            " </script>")

    void batchUpdateStatus(@Param("activityId") Long activityId,
                           @Param("userIds") List<Long> userIds,
                           @Param("status") String status);
}
